Molekula
L-Ascorbic acid sodium salt
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Ascorbic acid sodium salt is a water-soluble form of vitamin C used in pharmaceuticals, cosmetics, and food supplements for its antioxidant properties. It is stable in aqueous solutions and serves as a reducing agent and pH adjuster. CAS: 134-03-2, Molecular formula: C6H7NaO6, Molecular weight: 198.11 g/mol, Storage: Ambient, Signal word: None. Molekula supplies L-Ascorbic acid sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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500 g — £82.40 per pack ex VAT · £98.88 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder to light yellow crystalline powder |
| Specific rotation | +103° to +108° |
| Heavy metals | ≤ 20ppm |
| Identification | Conforms to reference |
| pH | 7.0 - 8.0 |
| Loss on Drying | ≤ 0.25% |
| Assay | ≥ 99% |
| Lead (Pb) | ≤ 10ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Minute crystals |
| Odour | Odorless |
| Melting Point | 218 °C decomposes |
| Solubility (other solvents) | Very slightly soluble in alcohol; insoluble in chloroform, ether |
Source: PubChem CID 23667548 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 30254296 |
| CAS Number | 134-03-2 |
| IUPAC Name | sodium (2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2H-furan-3-olate |
| EC Number | 205-126-1 |
| Molecular Formula | C6H7NaO6 |
| Molecular Weight | 198.11 |
| Exact Mass | 198.014 |
| SMILES | C([C@@H]([C@@H]1C(=C(C(=O)O1)O)[O-])O)O.[Na+] |
| InChIKey | PPASLZSBLFJQEF-RXSVEWSESA-M |
| InChI | InChI=1S/C6H8O6.Na/c7-1-2(8)5-3(9)4(10)6(11)12-5;/h2,5,7-10H,1H2;/q;+1/p-1/t2-,5+;/m0./s1 |
| PubChem CID | 23667548 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2936270000 |
| Tariff Code | 2936270000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Ascorbate de sodium
- Ascorbic acid sodium salt
- Ascorbicin
- Ascorbin
- Cebitate
- Monosodium L-ascorbate
- Sodascorbate
- SODIUM ASCORBATE
- Sodium L-ascorbate
- Vitamin C sodium
Frequently asked questions
What is L-Ascorbic acid sodium salt used for?
It is commonly used as an antioxidant and stabilizer in pharmaceuticals, cosmetics, and food products.
What is the chemical formula and molecular weight?
The formula is C6H7NaO6 with a molecular weight of 198.11 g/mol.
How should L-Ascorbic acid sodium salt be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in pharmaceutical and technical grades; please specify requirements for exact details.
Can Molekula supply it in bulk?
Yes, Molekula can supply L-Ascorbic acid sodium salt in bulk quantities—contact us for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA); additional documentation such as MSDS can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.